Math 6 Practice Flashcard: Chapter 4, Lesson 1-3

Front

Which algebraic expression means "29 more than a number tripled"?

Back

Front

How do you calculate the total cost of multiple items with a delivery fee?

Back

Multiply the cost of one item by the quantity, then add the delivery fee. For example, for 3 pizzas at $5.95 each with a $4 delivery fee: Total = (3 * 5.95) + 4 = $21.85.

Front

What is the total cost if you buy 7 cans of soup for $0.51 each and a box of poptarts for $3.21?

Back

Total cost = (7 * 0.51) + 3.21 = $6.78.

Front

What does "the quotient of 77 and 11, decreased by 7" mean in mathematical terms?

Back

Front

How do you compute "Seven increased by three, times 10"?

Back

First, add 7 and 3 to get 10, then multiply by 10: 10 * 10 = 100.

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols.

Front

What is a variable in mathematics?

Back

A variable is a symbol, often a letter, that represents a number in an expression or equation.

Front

What does it mean to evaluate an expression?

Back

To evaluate an expression means to calculate its value by substituting variables with numbers.

Front

What is the order of operations in mathematics?

Back

The order of operations is Parentheses, Exponents, Multiplication and Division (from left to right), Addition and Subtraction (from left to right). (PEMDAS)

Front

What is a numerical expression?

Back

A numerical expression is a mathematical phrase that includes numbers and operation symbols but no variables.